#ifndef __DMI_H__
#define __DMI_H__

#include <linux/list.h>
#include <linux/mod_devicetable.h>

/* enum dmi_field is in mod_devicetable.h */

enum dmi_device_type {
	DMI_DEV_TYPE_ANY = 0,
	DMI_DEV_TYPE_OTHER,
	DMI_DEV_TYPE_UNKNOWN,
	DMI_DEV_TYPE_VIDEO,
	DMI_DEV_TYPE_SCSI,
	DMI_DEV_TYPE_ETHERNET,
	DMI_DEV_TYPE_TOKENRING,
	DMI_DEV_TYPE_SOUND,
	DMI_DEV_TYPE_PATA,
	DMI_DEV_TYPE_SATA,
	DMI_DEV_TYPE_SAS,
	DMI_DEV_TYPE_IPMI = -1,
	DMI_DEV_TYPE_OEM_STRING = -2,
};

struct dmi_header {
	u8 type;
	u8 length;
	u16 handle;
};

struct dmi_device {
	struct list_head list;
	int type;
	const char *name;
	void *device_data;	/* Type specific data */
};

#ifdef CONFIG_DMI

extern int dmi_check_system(const struct dmi_system_id *list);
const struct dmi_system_id *dmi_first_match(const struct dmi_system_id *list);
extern const char *dmi_get_system_info(int field);
extern const struct dmi_device *dmi_find_device(int type, const char *name,
						const struct dmi_device *from);
extern void dmi_scan_machine(void);
extern int dmi_get_year(int field);
extern int dmi_name_in_vendors(const char *str);
extern int dmi_name_in_serial(const char *str);
extern int dmi_available;
extern int dmi_walk(void (*decode) (const struct dmi_header *));
extern bool dmi_match(enum dmi_field f, const char *str);

#else

static inline int dmi_check_system(const struct dmi_system_id *list)
{
	return 0;
}

static inline const char *dmi_get_system_info(int field)
{
	return NULL;
}

static inline const struct dmi_device *dmi_find_device(int type,
						       const char *name,
						       const struct dmi_device
						       *from)
{
	return NULL;
}

static inline void dmi_scan_machine(void)
{
	return;
}

static inline int dmi_get_year(int year)
{
	return 0;
}

static inline int dmi_name_in_vendors(const char *s)
{
	return 0;
}

static inline int dmi_name_in_serial(const char *s)
{
	return 0;
}

#define dmi_available 0
static inline int dmi_walk(void (*decode) (const struct dmi_header *))
{
	return -1;
}

static inline bool dmi_match(enum dmi_field f, const char *str)
{
	return false;
}

static inline const struct dmi_system_id *dmi_first_match(const struct
							  dmi_system_id *list)
{
	return NULL;
}

#endif

#endif /* __DMI_H__ */
